RT Journal Article SR Electronic T1 Higher or lower haemoglobin transfusion thresholds for preterm infants? JF Archives of disease in childhood - Education & practice edition JO Arch Dis Child Educ Pract Ed FD BMJ Publishing Group Ltd and Royal College of Paediatrics and Child Health SP edpract-2021-322641 DO 10.1136/archdischild-2021-322641 A1 Fadi Maghrabia A1 Catherine M Harrison YR 2021 UL http://ep.bmj.com/content/early/2021/10/18/archdischild-2021-322641.abstract AB